Skip to main content

Table 6 Isotopic niche data of Carangoides chrysophrys and Epinephelus malabaricus in the Pangani estuarine zones

From: Differences in trophic resources and niches of two juvenile predatory species in three Pangani estuarine zones, Tanzania: stomach contents and stable isotope approaches

Isotopic niche data Upper estuarine zone Middle estuarine zone Lower estuarine zone
C. chrysophrys E. malabaricus C. chrysophrys E. malabaricus C. chrysophrys E. malabaricus
CR (‰) 3.28 3.40 3.73 2.84 4.13 1.85
SEAc (‰2) 1.45 2.74 1.77 1.20 1.84 0.74
SEAb (mean  ‰2 ± SD) 1.35 ± 0.37 2.51 ± 0.32 1.64 ± 0.56 1.13 ± 0.17 2.06 ± 0.50 0.72 ± 0.19
TA 3.67 7.59 4.62 3.35 4.88 1.93
  1. CR = the δ13C range (difference between the smallest and largest values of δ13C), SEAc = the standard ellipse area (corrected for small sample sizes), and SEAb = the estimated mean Bayesian standard ellipse area